Arteries bring oxygen-rich blood from heart to the rest of the body and veins return oxygen-poor blood back to heart. Varicose veins are swollen veins that we can see through skin. They often look blue, bulging, and twisted. Left untreated, varicose veins may worsen over time.

Varicose veins can cause aching and feelings of fatigue as well as skin changes like rashes, redness, and sores. As many as 40 million Americans, most of them women, have varicose veins.

We have three kinds of veins in our legs; the superficial veins, which lie closest to our skin, the deep veins, which lie in groups of muscles and perforating veins, which connect the superficial veins to the deep veins. The deep veins lead to the vena cava, our body′s largest vein, which runs directly to heart. Varicose veins occur in the superficial veins in our legs